About On The SpotWe bring startups and disruptive tech companies to the local market, offering engineers the opportunity to work on innovative, high-impact products. Join us and become a member of their R&D team while we take care of employment, HR support, a benefits package, and an enjoyable work environment.About the teamWe are helping our client – an ambitious early-stage stealth startup – find a talented Senior GPU Kernel Developer to join their core team.The company is on a mission to make AI dramatically faster and more energy-efficient, leveraging proven academic research to bring groundbreaking technology to market.‍About the roleWe are looking for a talented Senior GPU Kernel Developer to play a key role in developing novel algorithms with low-level kernels. The ideal candidate will have a strong background in C/C++, CUDA, and GPU architecture, as well as experience with code profiling and performance optimization techniques.Responsibilities Implement novel algorithms on GPUs, pushing hardware limitations to the edge Proactively develop and implement novel speedup and automation methods Build and operate low-level profiling setups Stay up to date with hardware trends and new capabilities Communicate and collaborate with team members, including our co-founders and technical leads  Optimize and refine our GPU kernels to achieve maximum performance and efficiency Requirements Strong background in C/C++ and CUDA, with a focus on GPU kernel development Extensive experience in code profiling and performance optimization techniques, including Nvidia's tools for performance optimization Outstanding problem-solving skills, able to work independently and as part of a team  Quick learner, able to adapt to new technologies and challenges  Experience with GPUs, including Nvidia GPUs, and a deep understanding of GPU architecture Advantage Strong mathematical background (linear algebra, calculus, and related concepts) Deep understanding of AI algorithms, including machine learning and deep learning MSc/PhD in Math, CS, EE, or a related field Experience with leadership or team lead roles, with the ability to communicate technical concepts to both technical and non-technical members Experience working in a remote or distributed team environment ‍Benefits Work in a highly professional team. Informal and friendly atmosphere in the team Paid vacation — 20 business days per year, 100% sick leave payment Equipment provision Partially compensated educational costs (for courses, certifications, professional events, etc.) Legal and Accounting support in Poland Ability to work from our comfortable office in Warsaw at Prosta 51 ‍5 sick days per year Medical insurance (after the end of the probationary period) Flexible working hours – we care about you (!) and your output English and Polish classes 2 times a week (online) Bright and memorable corporate life: corporate parties, gifts to employees on significant dates